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8522.90.58.80/DTMF Decoder Chip for Answering Machines/Mexico

DTMF Decoder Chip for Answering Machines from Mexico

Integrated circuit that decodes dual-tone multi-frequency signals for remote message control in telephone answering machines of heading 8521. Essential for functions like skipping messages via phone keypad. This specialized IC is under 8522.90.58.80.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Provide datasheet excerpts showing pinouts matching answering machine boards